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Question

In Bohr's model of hydrogen atom the electron moves around the nucleus in a circular orbit of radius 5×1011 metres. Its time period is 1.5×1016 second. The current associated with the electron motion is

A
0
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B
1.6×1019A
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C
0.17A
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D
1.7×103A
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Solution

The correct option is D 1.7×103A
In one complete rotation of electron about the nucleus, electron passes once.

Hence, in one time period, charge passes through each point =e.

Hence, i=et=1.6×10191.5×1016

i=1.7×103A

Answer-(D)

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